Though it is thoroughly unpalatable to them but is actually good for them?
1. Thrash them 2. Beg them 3. Beg them and then thrash them 4. Thrash them and then beg them 5. Starve them 6. Lock them up in the fridge 7. Shut them in the dog's kennel 8. I change myself to see their point
First you have to see their point of view on your point. they are kids and they do not process as adults do. One way I get my children to listen better to me is I get down to their level, look them in the eyes and tell them what I need them to hear, then I ask them to repeat it. This way I know that they heard me and if they don't listen, they get a time out in their room.